<template>
  <div class="dashboard-container">
    <div class="app-container">
      <page-tools :show-before="true">
        <span slot="before">共{{ page.total }}条记录</span>
        <template slot="after">
          <el-button size="small" type="warning" @click="$router.push('/import')">导入</el-button>
          <el-button size="small" type="danger" @click="exportEmployee">导出</el-button>
          <el-button v-if="!checkPermission('point-user-add')" size="small" type="primary" @click="addEmployee">新增员工</el-button>
        </template>
      </page-tools>
      <!-- 放置表格和分页 -->
      <el-card v-loading="loading">
        <el-table border :data="list">
          <el-table-column label="序号" align="center" sortable="" type="index" />
          <el-table-column label="姓名" align="center" sortable="" prop="username" />
          <el-table-column label="头像" align="center">
            <template slot-scope="{row}">
              <img
                slot="reference"
                v-imagerror="require('@/assets/common/bigUserHeader.png')"
                :src="row.staffPhoto "
                style="border-radius: 50%; width: 100px; height: 100px; padding: 10px"
                alt=""
                @click="showQrCode(row.staffPhoto)"
              >
            </template>
          </el-table-column>
          <el-table-column label="工号" align="center" sortable="" prop="workNumber" />
          <el-table-column label="聘用形式" align="center" sortable="" prop="formOfEmployment" :formatter="formatEmployment" />
          <el-table-column label="部门" align="center" sortable="" prop="departmentName" />
          <el-table-column label="入职时间" align="center" sortable="" prop="timeOfEntry">
            <template v-slot="{row}">
              {{ row.timeOfEntry | formatDate }}
            </template>
          </el-table-column>
          <el-table-column label="账户状态" align="center" sortable="" prop="enableState">
            <template slot-scope="{ row }">
              <!-- 根据当前状态来确定 是否打开开关 -->
              <el-switch :value="row.enableState === 1" />
            </template>
          </el-table-column>
          <el-table-column label="操作" align="center" sortable="" fixed="right" width="280">
            <template slot-scope="{ row }">
              <el-button v-if="!checkPermission('point-user-update')" type="text" size="small" @click="$router.push(`/employees/detail/${row.id}`)">查看</el-button>
              <el-button type="text" size="small">转正</el-button>
              <el-button type="text" size="small">调岗</el-button>
              <el-button type="text" size="small">离职</el-button>
              <el-button type="text" size="small" @click="editRole(row.id)">角色</el-button>
              <el-button v-if="!checkPermission('point-user-delete')" type="text" size="small" @click="deleteEmployee(row)">删除</el-button>
            </template>
          </el-table-column>
        </el-table>
        <!-- 分页组件 -->
        <el-row type="flex" justify="center" align="middle" style="height: 60px">
          <el-pagination layout="prev, pager, next" :current-page="page.page" :page-size="page.size" :total="page.total" @current-change="changePage" />
        </el-row>
      </el-card>
    </div>
    <!-- 新增弹层 -->
    <AddDemployee :show-dialog.sync="showDialog" />
    <!-- 二维码弹层 -->
    <el-dialog title="二维码" :visible.sync="showCodeDialog" @opened="showQrCode" @close="imgUrl=''">
      <el-row type="flex" justify="center">
        <canvas ref="myCanvas" />
      </el-row>
    </el-dialog>
    <!-- 放置分配组件 -->
    <assignRole ref="assignRole" :show-role-dialog.sync="showRoleDialog" :user-id="userId" />
  </div>
</template>
<script>
import { getEmployeeList, delEmployee } from '@/api/employees'
import EmployeeEnum from '@/api/constant/employees'
import AddDemployee from './components/add-employee.vue'
import assignRole from './components/assign-role.vue'
import { formatDate } from '@/filters'
import QrCode from 'qrcode'
export default {
  name: 'Employees',
  components: { AddDemployee, assignRole },
  data() {
    return {
      loading: false,
      list: [],
      page: {
        page: 1,
        size: 10,
        total: 0
      },
      showDialog: false, // 控制新增弹层
      showCodeDialog: false, // 控制二维码弹层
      showRoleDialog: false, // 控制角色弹层
      userId: null // 用户id
    }
  },
  created() {
    this.getEmployeeList()
  },
  methods: {
    async getEmployeeList() {
      const { total, rows } = await getEmployeeList(this.page)
      this.loading = true
      this.list = rows
      this.page.total = total
      this.loading = false
    },
    changePage(newPage) {
      this.page.page = newPage
      this.getEmployeeList()
    },
    // 格式化聘用形式
    formatEmployment(row, column, cellValue, index) {
      const obj = EmployeeEnum.hireType.find(item => item.id === cellValue)
      return obj ? obj.value : '未知'
    },
    // 删除
    async deleteEmployee(row) {
      try {
        await this.$confirm(`确定删除【${row.username}】员工吗`)
        await delEmployee(row.id)
        this.getEmployeeList()
        this.$message.success('删除员工成功')
      } catch (error) {
        console.log(error)
      }
    },
    // 新增
    addEmployee() {
      this.showDialog = true
    },
    // 导出excel
    exportEmployee() {
      // 表头对应关系
      const headers = {
        '姓名': 'username',
        '手机号': 'mobile',
        '入职日期': 'timeOfEntry',
        '聘用形式': 'formOfEmployment',
        '转正日期': 'correctionTime',
        '工号': 'workNumber',
        '部门': 'departmentName'
      }
      const multiHeader = [['姓名', '主要信息', '', '', '', '', '部门']]
      const merges = ['A1:A2', 'B1:F1', 'G1:G2']
      import('@/vendor/Export2Excel').then(async excel => {
        const { rows } = await getEmployeeList({ page: 1, size: this.page.total })
        const data = this.formatJson(headers, rows)
        excel.export_json_to_excel({
          header: Object.keys(headers),
          data,
          filename: '员工信息表',
          autoWidth: true,
          bookType: 'xlsx',
          multiHeader, // 复杂表头
          merges // 合并选项
        })
      })
    },
    // 该方法负责将数组转化成二维数组
    formatJson(headers, rows) {
      return rows.map(item => {
        // item是一个对象  { mobile: 132111,username: '张三'  }
        // ["手机号", "姓名", "入职日期" 。。]
        return Object.keys(headers).map(key => {
          // 需要判断 字段
          if (headers[key] === 'timeOfEntry' || headers[key] === 'correctionTime') {
            // 格式化日期
            return formatDate(item[headers[key]])
          } else if (headers[key] === 'formOfEmployment') {
            const obj = EmployeeEnum.hireType.find(obj => obj.id === item[headers[key]])
            return obj ? obj.value : '未知'
          }
          return item[headers[key]]
        })
        // ["132", '张三’， ‘’，‘’，‘’d]
      })
    },
    // 二维码弹层的方法
    showQrCode(url) {
      if (url) {
        this.showCodeDialog = true
        this.$nextTick(() => {
          // 此时可以确认已经有ref对象了
          QrCode.toCanvas(this.$refs.myCanvas, url) // 将地址转化成二维码
          // 如果转化的二维码后面信息 是一个地址的话 就会跳转到该地址 如果不是地址就会显示内容
        })
      } else {
        this.$message.warning('该用户还未上传头像')
      }
    },
    // 编辑角色
    async editRole(id) {
      this.userId = id
      await this.$refs.assignRole.getUserDetailById(id) // 调用子组件方法 异步方法
      this.showRoleDialog = true
    }
  }
}
</script>
